collaborators

5 papers

cs.DB2026

Bala-Join: An Adaptive Hash Join for Balancing Communication and Computation in Geo-Distributed SQL Databases

Wenlong Song, Hui Li, Bingying Zhai +5

Shared-nothing geo-distributed SQL databases, such as CockroachDB, are increasingly vital for enterprise applications requiring data resilience and locality. However, we encountere…

cs.CL2026

Extracting Training Dialogue Data from Large Language Model based Task Bots

Shuo Zhang, Junzhou Zhao, Junji Hou +3

Large Language Models (LLMs) have been widely adopted to enhance Task-Oriented Dialogue Systems (TODS) by modeling complex language patterns and delivering contextually appropriate…

cs.AI2025

A Theoretical Analysis of Detecting Large Model-Generated Time Series

Junji Hou, Junzhou Zhao, Shuo Zhang +1

Motivated by the increasing risks of data misuse and fabrication, we investigate the problem of identifying synthetic time series generated by Time-Series Large Models (TSLMs) in t…

cs.CL2025

How Vital is the Jurisprudential Relevance: Law Article Intervened Legal Case Retrieval and Matching

Nuo Xu, Pinghui Wang, Zi Liang +2

Legal case retrieval (LCR) aims to automatically scour for comparable legal cases based on a given query, which is crucial for offering relevant precedents to support the judgment…

cs.DC2025

BSODiag: A Global Diagnosis Framework for Batch Servers Outage in Large-scale Cloud Infrastructure Systems

Tao Duan, Runqing Chen, Pinghui Wang +5

Cloud infrastructure is the collective term for all physical devices within cloud systems. Failures within the cloud infrastructure system can severely compromise the stability and…